31720320

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{5507}}^1$

素因数の和:5532

約数の個数: 96

約数和(自身を含む): 109554120

約数和(自身を除く): 77833800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5507, 5760, 11014, 16521, 22028, 27535, 33042, 44056, 49563, 55070, 66084, 82605, 88112, 99126, 110140, 132168, 165210, 176224, 198252, 220280, 247815, 264336, 330420, 352448, 396504, 440560, 495630, 528672, 660840, 704896, 793008, 881120, 991260, 1057344, 1321680, 1586016, 1762240, 1982520, 2114688, 2643360, 3172032, 3524480, 3965040, 5286720, 6344064, 7930080, 10573440, 15860160, 31720320]

約数ペア:

[(1, 31720320), (2, 15860160), (3, 10573440), (4, 7930080), (5, 6344064), (6, 5286720), (8, 3965040), (9, 3524480), (10, 3172032), (12, 2643360), (15, 2114688), (16, 1982520), (18, 1762240), (20, 1586016), (24, 1321680), (30, 1057344), (32, 991260), (36, 881120), (40, 793008), (45, 704896), (48, 660840), (60, 528672), (64, 495630), (72, 440560), (80, 396504), (90, 352448), (96, 330420), (120, 264336), (128, 247815), (144, 220280), (160, 198252), (180, 176224), (192, 165210), (240, 132168), (288, 110140), (320, 99126), (360, 88112), (384, 82605), (480, 66084), (576, 55070), (640, 49563), (720, 44056), (960, 33042), (1152, 27535), (1440, 22028), (1920, 16521), (2880, 11014), (5507, 5760)]